--- src/field_rationals.cpp.orig	2017-06-20 14:47:37 UTC
+++ src/field_rationals.cpp
@@ -402,7 +402,7 @@ const char *FieldRationalsImplementation::name()
   list=this;
   */
 /*
-  log2 fprintf(Stderr,"Initializing field Rationals\n");
+  gfan_log2 fprintf(Stderr,"Initializing field Rationals\n");
 }
 */
 				//FieldRationals Q;